text: /**
   * @license
   * Copyright 2020 The Go Authors. All rights reserved.
   * Use of this source code is governed by a BSD-style
   * license that can be found in the LICENSE file.
   */
  
  const fetchButton = document.querySelector('.js-fetchButton');
  if (fetchButton) {
    fetchButton.addEventListener('click', e => {
      e.preventDefault();
      fetchPath();
    });
  }
  
  async function fetchPath() {
    const fetchMessageEl = document.querySelector('.js-fetchMessage');
    fetchMessageEl.textContent = `Fetching ${fetchMessageEl.dataset.path}`;
    document.querySelector('.js-fetchMessageSecondary').textContent =
      'Feel free to navigate away and check back later, we’ll keep working on it!';
    document.querySelector('.js-fetchButton').style.display = 'none';
    document.querySelector('.js-fetchLoading').style.display = 'block';
  
    const response = await fetch(`/fetch${window.location.pathname}`, { method: 'POST' });
    if (response.ok) {
      window.location.reload();
      return;
    }
    const responseText = await response.text();
    document.querySelector('.js-fetchLoading').style.display = 'none';
    document.querySelector('.js-fetchMessageSecondary').textContent = '';
    const responseTextParsedDOM = new DOMParser().parseFromString(responseText, 'text/html');
    document.querySelector('.js-fetchMessage').innerHTML =
      responseTextParsedDOM.documentElement.textContent;
  }
  